Add MSA optimized TransposeWx8_MSA and TransposeUVWx8_MSA functions

CMakeLists.txt

 cmake_minimum_required(VERSION 2.8)
 
 # CMakeLists for libyuv
 # Originally created for "roxlu build system" to compile libyuv on windows
 # Run with -DTEST=ON to build unit tests
 option(TEST "Built unit tests" OFF)
 
 set(ly_base_dir ${CMAKE_CURRENT_LIST_DIR})
 set(ly_src_dir ${ly_base_dir}/source/)
 set(ly_inc_dir ${ly_base_dir}/include)
@@ skipping 15 matching lines @@
   ${ly_src_dir}/convert_to_i420.cc
   ${ly_src_dir}/cpu_id.cc
   ${ly_src_dir}/mjpeg_decoder.cc
   ${ly_src_dir}/mjpeg_validate.cc
   ${ly_src_dir}/planar_functions.cc
   ${ly_src_dir}/rotate.cc
   ${ly_src_dir}/rotate_any.cc
   ${ly_src_dir}/rotate_argb.cc
   ${ly_src_dir}/rotate_common.cc
   ${ly_src_dir}/rotate_mips.cc
+  ${ly_src_dir}/rotate_msa.cc
   ${ly_src_dir}/rotate_neon.cc
   ${ly_src_dir}/rotate_neon64.cc
   ${ly_src_dir}/rotate_gcc.cc
   ${ly_src_dir}/rotate_win.cc
   ${ly_src_dir}/row_any.cc
   ${ly_src_dir}/row_common.cc
   ${ly_src_dir}/row_mips.cc
   ${ly_src_dir}/row_msa.cc
   ${ly_src_dir}/row_neon.cc
   ${ly_src_dir}/row_neon64.cc
@@ skipping 90 matching lines @@
     target_link_libraries(libyuv_unittest glibc-compat)
   endif()
 
   target_link_libraries(libyuv_unittest gflags)
 
 endif()
 
 install(TARGETS ${ly_lib_name} DESTINATION lib)
 install(FILES ${ly_header_files} DESTINATION include/libyuv)
 install(FILES ${ly_inc_dir}/libyuv.h DESTINATION include/)